Alistair vs Caius

Baby Name Comparison — 2026

Caius

Boy #1,063 Most Popular 2 Syllables

Meaning

"to rejoice, joyful"

Origin: Latin

Cultural Roots

Roman British European American

Quick Stats

Popularity Rank
#1,063
Total SSA Count
205
Syllables
2
Formality
Formal
Nicknames
Cai, Kai

Playground Safety Score

✓ All Clear
Full profile for Caius →

Popularity Comparison

Alistair Rank #910
Caius Rank #1,063

Alistair is more popular, ranked #910 vs #1063 for Caius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alistair ___

  • Alistair James
  • Alistair Hugh
  • Alistair Ross
  • Alistair Grant
  • Alistair Thomas
  • Alistair Stuart

Caius ___

  • Caius James
  • Caius John
  • Caius Edward
  • Caius William
  • Caius Alexander
  • Caius Thomas

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alistair

Hamish Rupert Angus Flora Catriona

If you choose Caius

Livia Augustus Felix Octavia Marcus

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Alistair or Caius more popular?

Alistair is more popular, ranked #910 compared to Caius at #1063 in the United States.

What do Alistair and Caius mean?

Alistair means "defender of men" (Greek origin). Caius means "to rejoice, joyful" (Latin origin).

Are Alistair and Caius boy or girl names?

Alistair is primarily a boy name. Caius is primarily a boy name.

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← Full profile: Alistair ← Full profile: Caius Browse all baby names